springmvc 处理lsit类型的请求参数
<table align="center" cellspacing="10"> <tr> <td> 母码数目:<input type="text" name="uidCodeGenNumParamList[0].superCodeGenNum" style="width:180px;" class="textbox" maxlength="24"/> 子码数目:<input type="text" name="uidCodeGenNumParamList[0].childCodeGenNum" style="width:180px;" class="textbox" maxlength="24" /> </td> </tr> <tr> <td> 母码数目:<input type="text" name="uidCodeGenNumParamList[1].superCodeGenNum" style="width:180px;" class="textbox" maxlength="24"/> 子码数目:<input type="text" name="uidCodeGenNumParamList[1].childCodeGenNum" style="width:180px;" class="textbox" maxlength="24" /> </td> </tr> </table>
这是html页面请求提交到服务器的表单代码,注意文本框的属性name为:
name="uidCodeGenNumParamList[1].superCodeGenNum"
这是在服务端定义的实体:
public class UidCodeGenNumParam extends EntityBase { private String superCodeGenNum; private String childCodeGenNum; public String getSuperCodeGenNum() { return superCodeGenNum; } public void setSuperCodeGenNum(String superCodeGenNum) { this.superCodeGenNum = superCodeGenNum; } public String getChildCodeGenNum() { return childCodeGenNum; } public void setChildCodeGenNum(String childCodeGenNum) { this.childCodeGenNum = childCodeGenNum; } }必须要将这个类型作为list类型的属性包装在 bean 中:
public class UidCodeGenNumParamFormList extends EntityBase { private List<UidCodeGenNumParam> uidCodeGenNumParamList; public List<UidCodeGenNumParam> getUidCodeGenNumParamList() { return uidCodeGenNumParamList; } public void setUidCodeGenNumParamList( List<UidCodeGenNumParam> uidCodeGenNumParamList) { this.uidCodeGenNumParamList = uidCodeGenNumParamList; } }
在controller中,获取list参数:
@RequestMapping(value="/add") public Object addUidCode(@ModelAttribute UidCodeGenNumParamFormList genNumList, HttpServletRequest req,HttpServletResponse resp) throws Exception{ for(UidCodeGenNumParam genNum:genNumList.getUidCodeGenNumParamList()){ System.out.println(genNum.getSuperCodeGenNum()+";"+genNum.getChildCodeGenNum()); } Map<String,Object> busResult = uidCodeBusiness.add(req,genNumList); return CommonUtils.controlResult(busResult, resp); }
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